CN101517313B - Lamp for motor vehicles - Google Patents
Lamp for motor vehicles Download PDFInfo
- Publication number
- CN101517313B CN101517313B CN2007800341146A CN200780034114A CN101517313B CN 101517313 B CN101517313 B CN 101517313B CN 2007800341146 A CN2007800341146 A CN 2007800341146A CN 200780034114 A CN200780034114 A CN 200780034114A CN 101517313 B CN101517313 B CN 101517313B
- Authority
- CN
- China
- Prior art keywords
- colour filter
- opening
- lamp
- light beam
- lamp according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K9/00—Lamps having two or more incandescent bodies separately heated
- H01K9/08—Lamps having two or more incandescent bodies separately heated to provide selectively different light effects, e.g. for automobile headlamp
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/162—Incandescent light sources, e.g. filament or halogen lamps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/162—Incandescent light sources, e.g. filament or halogen lamps
- F21S41/164—Incandescent light sources, e.g. filament or halogen lamps having two or more filaments
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
- F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/26—Screens; Filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
- F21W2102/10—Arrangement or contour of the emitted light
- F21W2102/17—Arrangement or contour of the emitted light for regions other than high beam or low beam
- F21W2102/18—Arrangement or contour of the emitted light for regions other than high beam or low beam for overhead signs
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention relates to a lamp for motor vehicles that at least comprises a first incandescent filament that is intended to produce a light beam having a light/dark cutoff line, the incandescent filament having associated with it for this purpose a shielding cap to restrict the light emitted to a given angular range. The shielding cap (4) has at least one opening that is intended to produce a light beam above the light/dark cutoff line, with at least part of this light beam, which light beam passes through the said opening, not passing through and/or passing through a color filter.
Description
Technical field
The present invention relates to a kind of lamp that is used for motor vehicles; This lamp comprises first incandescent filament at least; This first incandescent filament is used to produce the light beam with bright/dark dead line, and for this purpose, this filament has shielding cap associated therewith is transmitted into the given angle scope with restriction light.
The present invention relates to the lamp that is used for the motor vehicles main headlamp especially, and this lamp is equipped with two incandescent filaments, and a filament in these two incandescent filaments is made into not to be with shielding cap and can produces high beam.Another incandescent filament has shielding cap can produce low beam.
Background technology
This lamp can be especially for being known as the standardization lamp of " H4 " lamp (or " HS1 " lamp) type.Such lamp is used for high beam/low beam headlamp at present in large quantities.
In some place, even also having only the car light of vehicle opened by day, regulation or expectation road user just can go, this is to obtain due to the standard of this effect.
For motorcycle, be commonly this situation, and for automobile, also little by little become this situation.As a result, negated the initial reason of under the motorcycle situation, introducing this way, even because by day, with regard to improving visibility, motorcycle is significantly not different with automobile.
For the visibility that can realize equally improving, there is multiple possibility scheme (for example, DE 1165748A, DE 1809958A, EP 1353361A3) at present.In order to permit the traffic on main public road, these schemes need meet law, rules and the regulations of relevant European Law, rules and regulations and the U.S. especially.
All these schemes (such as the extra luminescence element is installed) need additional space and relate to extra cost.And, must provide extra available energy to power up to extra light-emitting component.Another is conventional require be at present the motorcycle on road (or their head lamp system) or rather carry out costliness transformation.
Also require under the situation that need not make any great technology change to lamp, to improve the illumination in above-head zone especially.
Summary of the invention
The object of the present invention is to provide a kind of lamp, it overcomes above-mentioned shortcoming and helps improve the security on the road.The unique distinction of the security that strengthens on this road is the traffic that comes head-on is had the signal effect of improvement.In addition, this lamp is easy to make through industrial mass production at technical elements.
Realize the object of the invention through the described characteristic of claim 1.In the case, the characteristics of the material that the present invention is used are that shielding cap has at least one opening, and it is used to be created in the light beam of bright/dark dead line top, and this light beam that passes said opening passes colour filter.
Require the characteristics and each independent characteristic of the combination with one another of protection material of the present invention.
Realize the remarkable visual distinctiveness (visual distinctiveness) of motorcycle in this way by day with unusual plain mode.But this scheme is not limited to motorcycle, and is applicable to (for example) passenger vehicle and truck.
This realizes through the light beam with different colours that at first this light beam with different colours enters into the visual field of oncoming traffic through opening and colour filter.Select the size of this opening or these openings and the color of respective color filters, feasible law, rules and the regulations that all meet relevant European Law, rules and regulations and the U.S. in each case.
And, as combination, through using not the one or more openings with the colour filter combination, through making light beam pass opening and entering into by " flash of light " of short duration, that stipulate of carrying out the traffic that comes head-on in the shared path space of oncoming traffic.
In the case, confirm feasible law, rules and the regulations that meet relevant European Law, rules and regulations and the U.S. in each case of size of this opening or these openings.This and daytime driving and nighttime driving are related.
Rights attached thereto require themes as advantageous embodiment of the present invention.
Preferably, colour filter has at least 90% extinction ability.
In addition, preferably, the profile of opening is attached in the profile of shielding cap.In the case, the opening profile can be approximately the form of groove, and the longitudinal axis of said opening is arranged to approximate be parallel to or perpendicular to the longitudinal axis of lamp.This makes at technical elements can easily make the shielding cap with this opening.
A/F capable of using is provided with beam intensity and opening capable of using are provided with the light belt of vehicle front with respect to the position of low beam filament distance.
The opening of non-constant width (＞1.5mm) cause the qualification of light belt not too clear and definite, and very narrow opening reduces the visibility to oncoming traffic.
For first kind of application, preferably, opening is arranged such that the light beam that gets into bright/dark dead line top path space and pass colour filter in this case is directed on sight line (eye-line) zone of oncoming traffic.Utilize this layout can realize being used for the signal specific effect of oncoming traffic.
For this first application, colour filter also is preferably yellow colour filter, thereby further reduces any dazzling or glare effect, because aspect this, gold-tinted is particularly suitable for.
For second kind of application, preferably, opening is arranged to make the light beam that gets into bright/dark dead line top path space and pass colour filter (being preferably blue colour filter) in this case to be directed on the zone of traffic sign and road sign position of above-head.This makes for sector (for example about 12 ° to 138 ° angular sector of predetermined angular; Wherein traffic sign and road sign are arranged in this path space) can dazzle the eyes the zone (that is, above bright/dark dead line with sight line above the zone) in utilize blue colour filter light to light.
This realizes under the situation that does not make oncoming traffic.In the case, utilizing blue light to throw light on is preferred substantially, because it increases the visibility of driver for object in the above-head zone significantly.
The zone of above-head is positioned at 1.8m place at least, road height top.
With reference to the specific embodiment hereinafter described, of the present invention these will become obviously with others and be distinct, but category of the present invention is not limited to these specific embodiment.
Description of drawings
Fig. 1 is the schematic side view of first embodiment of two filament halogen incandescent lamp.
Fig. 2 is from the sketch map of the light distribution patterns of two filament halogen incandescent lamp as shown in Figure 1 when operating with low beam.
Fig. 3 is the schematic side view of second embodiment of two filament halogen incandescent lamp.
Fig. 4 is the sketch map of the light distribution patterns of two filament halogen incandescent lamp as shown in Figure 3 when operating with low beam.
The specific embodiment
Be the two filament halogen incandescent lamp that are used for the motor vehicles main headlamp with first preferred embodiment of the present invention shown in the schematic side view among Fig. 1.
This light fixture has cylindrical glass lamp capsule 1 basically, and this lamp capsule 1 comprises the approximate in a usual manner longitudinal axis (in Fig. 1, illustrating with dot dot dash) that is parallel to lamp of 2,3, two incandescent filaments 2,3 of two incandescent filaments and arranges.The incandescent filament 2 that is used to produce low beam light has shielding cap 4, is used in a known way limits radiated light to predetermined angular range.
Three electric power supply apparatus are from the pinch-sealed zone projection of lamp capsule 1, and these three electric power supply apparatus are used to keep two incandescent filaments 2,3 in place and to they supply electric power.Shielding cap 4 partly covers incandescent filament 2.
Opening 5 is incorporated into that (in addition, the structure of shielding cap 4 is common structures in the profile of shielding cap 4.The profile of opening 5 is the form of approximate fluting,, be approximately rectangle, and width is that about 0.5mm and length are about 2.5mm that is.When observation lamp, opening 5 becomes 90 ° of layouts with inverted luminous position (inverted burning position), that is, its longitudinal axis near normal is in the longitudinal axis of lamp.Opening 5 is by location, approximate center ground and relative with the middle section of incandescent filament 2.The length of incandescent filament 2 is that about 5mm and its diameter are about 1.3mm.
Fig. 2 is from the sketch map of the light distribution patterns of two filament halogen incandescent lamp as shown in Figure 1 when operating with low beam.Be illustrated as the schematic illustrations that projects the path space on the monoplane.
Opening 5 in the shielding cap as shown in Figure 1 is from headlamp and advance in the light beam in the path space and to produce smooth distribution patterns shown in the drawings.In the case, opening 5 plays the effect of similar pinhole camera: low beam filament, promptly incandescent filament 2, set up (in Fig. 2, being shown solid line) by groove shape opening 5 along bright/dark dead line D.(promptly do not have different according to the shielding cap of opening of the present invention in order to understand with conventional shielding cap, bright/dark dead line E of the latter is represented by the dotted line among Fig. 2).Oncoming driver or cyclist's (being oncoming traffic) eyes move along sight line F (in Fig. 2, being shown chain-dotted line), and this sight line F extends obliquely.
Be positioned at three some A, B and C places that have according to about 30m, 60m and the 80m place of the vehicle front of lamp of the present invention; Oncoming driver or cyclist's sight is passed the light beam from the lamp according to the present invention successively with the respective that is obtained; And in each some experience short flash; Because short time for exposure and lower intensity (less than 2000cd), this of short duration flash of light can not produce and anyly dazzle the eyes or dazzling effect and therefore can not cause any adverse effect to the security on the road.
A/F capable of using is provided with the intensity of this light beam and opening capable of using is provided with the light belt that is positioned at vehicle front with respect to the position of low beam filament distance.
The opening of non-constant width (＞1.5mm) producing the unintelligible light belt that merges each other, very narrow opening then produces clearly isolated each other luminous zone, but because lower luminous intensity, its visibility for oncoming traffic reduces slightly.
Second preferred embodiment of of the present invention pair of filament halogen incandescent lamp is shown with schematic side view in Fig. 3.Except opening in shielding cap and blue colour filter coating, this lamp is similar in construction to lamp shown in Figure 1.Blue colour filter coating 7 is arranged in the outside of lamp capsule 1.Opening 6 is arranged such that path space that gets into the "cut-off"line top and the part of therefore passing the light beam of colour filter 7 are directed on the zone of traffic sign and road sign position of above-head.
Fig. 4 is from the sketch map of the light distribution patterns of two filament halogen incandescent lamp as shown in Figure 3 when operating with low beam.Be depicted as the sketch map of path space.
In dazzling the eyes regional G; Promptly be shown as the delta zone that is arranged in bright/dark dead line E (being illustrated as dotted line at Fig. 4) top and is arranged in sight line F (being shown chain-dotted line at Fig. 4) top, path space is bright by blue colour filter illumination from the about 12 ° angular sector scopes that are extended to 138 ° (they are only schematically illustrated and be not accurately to illustrate among Fig. 4).
This makes and can illuminate the object that is arranged in the zone (i.e. about at least 1.8m place above road height) that is known as above-head more well.This point realizes oncoming traffic not being caused under the dazzling situation.In the case, utilizing blue light to illuminate is preferred generally, because this can increase the visibility of driver to the object in the head upper area significantly.
Claims (9)
1. lamp that is used for motor vehicles; It comprises first incandescent filament (2) at least; Said first incandescent filament (2) is used to produce the light beam with bright/dark dead line; For this purpose, said incandescent filament (2) has shielding cap associated therewith (4) and is transmitted into the light of given angle scope with restriction, it is characterized in that:
-said shielding cap (4) has at least one opening, said opening be used to be created in state clearly/light beam of dark dead line top,
-at least partially in state clearly/light beam of dark dead line top passes or do not pass colour filter, and
State clearly/light beam above the dark dead line is directed to the trackside of oncoming traffic at least in part.
2. lamp according to claim 1 is characterized in that, said colour filter has at least 90% extinction ability.
3. lamp according to claim 1 is characterized in that, said colour filter is arranged on the said lamp capsule.
4. lamp according to claim 1 is characterized in that the profile of said opening is incorporated in the profile of said shielding cap (4).
5. lamp according to claim 1 is characterized in that, the contour approximation of said opening is the form of fluting, and the longitudinal axis of said opening is arranged to approximate be parallel to or perpendicular to the longitudinal axis of said lamp.
6. lamp according to claim 1; It is characterized in that, said opening is arranged such that getting into institute states clearly/that the path space of dark dead line top and the part of not passing colour filter in this case or passing the light beam of colour filter are directed to the sight line of oncoming traffic is regional.
7. lamp according to claim 6 is characterized in that, said colour filter is yellow colour filter.
8. lamp according to claim 1; It is characterized in that, said opening be arranged to make get into institute and state clearly/part that the path space of dark dead line top does not also pass colour filter in this case or passes the light beam of colour filter is directed on the zone of traffic sign and road sign position of above-head.
9. lamp according to claim 8 is characterized in that, said colour filter is blue colour filter.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP06120559.7 | 2006-09-13 | ||
| EP06120559 | 2006-09-13 | ||
| PCT/IB2007/053638 WO2008032258A1 (en) | 2006-09-13 | 2007-09-10 | Lamp for motor vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101517313A CN101517313A (en) | 2009-08-26 |
| CN101517313B true CN101517313B (en) | 2012-04-04 |
Family
ID=38819618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007800341146A Expired - Fee Related CN101517313B (en) | 2006-09-13 | 2007-09-10 | Lamp for motor vehicles |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US8203257B2 (en) |
| EP (2) | EP2066965A1 (en) |
| JP (1) | JP5160546B2 (en) |
| KR (1) | KR101394056B1 (en) |
| CN (1) | CN101517313B (en) |
| WO (1) | WO2008032258A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8471447B2 (en) * | 2008-07-07 | 2013-06-25 | Koninklijke Philips Electronics N.V. | Automotive headlamp having improved bright/dark cutoff |
| EP2359385B1 (en) * | 2008-11-14 | 2014-01-08 | Philips Intellectual Property & Standards GmbH | Lamp |
| CN105308717B (en) * | 2013-06-27 | 2018-03-02 | 皇家飞利浦有限公司 | For obtaining the lamp and headlighting device of the coloured appearance in automobile headlamp |
| CN107110455B (en) * | 2014-11-07 | 2020-05-19 | 亮锐控股有限公司 | Lamp with heat shielding element |
| US11057963B2 (en) * | 2017-10-06 | 2021-07-06 | Applied Materials, Inc. | Lamp infrared radiation profile control by lamp filament design and positioning |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1998967A (en) * | 1928-03-05 | 1935-04-23 | Corcoran Brown Lamp Company | Headlight |
| GB328733A (en) | 1929-03-14 | 1930-05-08 | Daniel Lloyd | Improvements in anti-dazzle and fog penetrating attachments for lamps vehicular and the like |
| US1990666A (en) * | 1931-04-20 | 1935-02-12 | Charles E A O'loughlin | Headlight dimmer |
| US3136914A (en) * | 1960-02-01 | 1964-06-09 | Gen Electric | Vehicle headlamp and filament shield therefor |
| DE1165748B (en) * | 1961-09-01 | 1964-03-19 | Rolf Mickley | Two-filament incandescent lamp for dimmed high-beam and near-light in vehicle headlights |
| DE1809958A1 (en) * | 1968-11-20 | 1970-07-30 | Bosch Gmbh Robert | Automotive headlights |
| US4029985A (en) * | 1976-03-24 | 1977-06-14 | General Electric Company | Rectangular headlamp filament shield |
| FR2387416A1 (en) | 1977-04-12 | 1978-11-10 | Heuliez Henri Holding | LIGHT WITH RETRACTABLE SHUTTERS |
| US4816974A (en) * | 1986-05-19 | 1989-03-28 | Mycro Group Co. | Glare control lamp and reflector assembly and method for glare control |
| JPH0215206Y2 (en) * | 1985-05-08 | 1990-04-24 | ||
| JPS61259401A (en) * | 1985-05-13 | 1986-11-17 | 市光工業株式会社 | Head lamp |
| JPS6318703U (en) * | 1986-07-21 | 1988-02-06 | ||
| DE3718642C1 (en) | 1987-06-04 | 1988-10-20 | Friemann & Wolf Gmbh | Dimmed vehicle headlights for mine vehicles |
| DE4039948C2 (en) * | 1990-12-14 | 2001-07-26 | Piaa Corp Tokio Tokyo | Lamp for use in a headlight of a motor vehicle |
| JPH10134604A (en) * | 1996-10-31 | 1998-05-22 | Shinya Shimazaki | Headlamp for automobile |
| DE10004701A1 (en) | 2000-02-03 | 2001-08-09 | Bosch Gmbh Robert | Headlights for vehicles according to the projection principle |
| DE10040887A1 (en) * | 2000-08-18 | 2001-08-30 | Philips Corp Intellectual Pty | Halogen incandescent lamp for motor vehicle has elongated bulb closed at one end, vacuum tight compression at other end, incandescent element, base, current leads, optical absorption filter |
| DE10215397A1 (en) * | 2002-04-08 | 2003-10-16 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Light bulb for automotive headlights |
| JP3875983B2 (en) * | 2002-12-10 | 2007-01-31 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Lamp for vehicle headlight with low beam function |
| WO2006027642A2 (en) * | 2004-09-09 | 2006-03-16 | Philips Intellectual Property & Standards Gmbh | Lamp for a vehicle headlight featuring a dimmed function |
-
2007
- 2007-09-10 WO PCT/IB2007/053638 patent/WO2008032258A1/en active Application Filing
- 2007-09-10 JP JP2009527941A patent/JP5160546B2/en not_active Expired - Fee Related
- 2007-09-10 KR KR1020097007381A patent/KR101394056B1/en active IP Right Grant
- 2007-09-10 US US12/440,592 patent/US8203257B2/en not_active Expired - Fee Related
- 2007-09-10 CN CN2007800341146A patent/CN101517313B/en not_active Expired - Fee Related
- 2007-09-10 EP EP07826326A patent/EP2066965A1/en not_active Ceased
- 2007-09-10 EP EP17159602.6A patent/EP3228922B1/en not_active Not-in-force
Also Published As
| Publication number | Publication date |
|---|---|
| EP2066965A1 (en) | 2009-06-10 |
| EP3228922A1 (en) | 2017-10-11 |
| JP5160546B2 (en) | 2013-03-13 |
| KR20090078793A (en) | 2009-07-20 |
| WO2008032258A1 (en) | 2008-03-20 |
| EP3228922B1 (en) | 2019-03-06 |
| US20100164350A1 (en) | 2010-07-01 |
| JP2010509708A (en) | 2010-03-25 |
| CN101517313A (en) | 2009-08-26 |
| US8203257B2 (en) | 2012-06-19 |
| KR101394056B1 (en) | 2014-05-13 |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Holland Ian Deho Finn Patentee after: KONINKLIJKE PHILIPS N.V. Address before: Holland Ian Deho Finn Patentee before: Koninklijke Philips Electronics N.V. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180328 Address after: Holland Schiphol Patentee after: KONINKLIJKE PHILIPS NV Address before: Holland Ian Deho Finn Patentee before: KONINKLIJKE PHILIPS N.V. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120404 Termination date: 20210910 |